(19)

(11)

EP 2 652 333 A1

(12)

(43) Date of publication: 23.10.2013 Bulletin 2013/43 (21) Application number: 11805314.9 (22) Date of filing: 12.12.2011

(51) International Patent Classification (IPC):  F04D 25/08(2006.01) F04D 29/58(2006.01) (86) International application number: PCT/US2011/064359 (87) International publication number: WO 2012/082592 (21.06.2012 Gazette 2012/25)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR (30) Priority: 16.12.2010 US 423637 P (71) Applicant: Johnson Controls Technology Company Holland, MI 49423 (US)	(72) Inventors: DE LARMINAT, Paul F-44000 Nantes (FR) ARNOU, Damien Jean Daniel F-49280 La Séguinière (FR) (74) Representative: Wolff, Felix  Kutzenberger Wolff & Partner Theodor-Heuss-Ring 23 50668 Köln Theodor-Heuss-Ring 23 50668 Köln (DE)